Nvidia Shield Tablet K1 Micro USB Port Replacement - iFixit Repair Guide
Amazon.com: TAKOCI Replacement Battery for Nvidia Shield Game Controller Shield TV Game Controller P2920,HRLR15/51 HFR-50AAJY1900x2(B) 2000mAh : Video Games
Amazon.com: Estry Battery Replacement for Shield Game Controller P2920, Shield TV Game Controller HFR-50AAJY1900x2(B), HRLR15/51, 2.4V/1800mAh : Video Games
Li-polymer Rechargeable Battery compatible with the k1 shield tablet Nvidia Shield 147*63*3.8mm - AliExpress